Diamond Princess Captain Graham Goodway leads a traditional Japanese Kagami Wari sake ceremony at the start of a cruise around Japan. During the ceremony a cask of sake is broken open with mallets, and then passengers get a taste of the sake as they toast the coming trip. Gene Sloan, USA TODAY

Passengers on Princess Cruises' Diamond Princess write wishes on cards to place on bamboo trees in the ship's central atrium to celebrate the Japanese star festival called Tanabata. Gene Sloan, USA TODAY

The "one-legged arch" at the entrance to the Sanno Shrine, which remained partially standing despite being just a few hundred meters from the spot where the atomic bomb detonated. Gene Sloan, USA TODAY